Combined Science GCSE
Rate
What Rate means in Combined Science GCSE, as defined for AQA.
Definitions of Rate
Exam boards and our study guides word this term in slightly different ways. Learn the version your board uses.
Check what you remember
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Reference: AQA
A compound measure that compares a quantity with time, such as volume of blood passing a point each second.
The change divided by the time, for example 30 bubbles ÷ 2 minutes = 15 bubbles per minute.
Topics that use Rate
- Rate of photosynthesis (AQA GCSE)
- The heart and blood vessels (AQA GCSE)
Related terms
- alveoli
- Arteries
- Capillaries
- Choosing scales
- Control variables
- Data presentation
- Diminishing returns
- Elastic tissue
Using Rate in the exam
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